ATM21L0CKING — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

ATM21L0CKING: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include shaft_type: ROUND SINGLE SHAFT, shaft_length: 0.375 INCHES NOMINAL SINGLE SHAFT IN, inclosure_type: UNINCLOSED, overall_length: 1.906 INCHES NOMINAL IN, shaft_diameter: 0.187 INCHES NOMINAL SINGLE SHAFT IN, tuning_characteristic: STRAIGHT LINE CAPACITY SINGLE SECTION. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-682-3828, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

MRO→ MRO_GENERAL→ ATM21L0CKING

NSN: 5910-00-682-3828
FSC: 5910 — Capacitors
CAGE: 71313 — VIKING TECHNOLOGIES, LTD. (USA)

SPECIFICATIONS

shaft_type	ROUND SINGLE SHAFT
shaft_length	0.375 INCHES NOMINAL SINGLE SHAFT IN
inclosure_type	UNINCLOSED
overall_length	1.906 INCHES NOMINAL IN
shaft_diameter	0.187 INCHES NOMINAL SINGLE SHAFT IN
tuning_characteristic	STRAIGHT LINE CAPACITY SINGLE SECTION
adjustment_device_rotation	180.0 DEGREES NOMINAL CLOCKWISE
terminal_type_and_quantity	2 TAB, SOLDER LUG
capacitance_range_in_picofarads	+2.6 TO 21.5 SINGLE SECTION
adjustment_device_drive_type_and_quantity	1 SHAFT
NSN	5910-00-682-3828

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND SINGLE SHAFT

•

SHAFT DIAMETER: 0.187 INCHES NOMINAL SINGLE SHAFT IN

•

INCLOSURE TYPE: UNINCLOSED

•

ADJUSTMENT DEVICE ROTATION: 180.0 DEGREES NOMINAL CLOCKWISE

•

CAPACITANCE RANGE IN PICOFARADS: +2.6 TO 21.5 SINGLE SECTION

•

TUNING CHARACTERISTIC: STRAIGHT LINE CAPACITY SINGLE SECTION

•

SHAFT LENGTH: 0.375 INCHES NOMINAL SINGLE SHAFT IN

TYPICAL APPLICATIONS

RAID cache protection during power loss events
Write-back cache enablement for storage controllers
Enterprise server data integrity assurance
Hot-swap battery/capacitor replacement in production

TECHNICAL CHARACTERISTICS

SHAFT TYPE	ROUND SINGLE SHAFT
SHAFT DIAMETER	0.187 INCHES NOMINAL SINGLE SHAFT IN
INCLOSURE TYPE	UNINCLOSED
ADJUSTMENT DEVICE ROTATION	180.0 DEGREES NOMINAL CLOCKWISE
CAPACITANCE RANGE IN PICOFARADS	+2.6 TO 21.5 SINGLE SECTION
OVERALL LENGTH	1.906 INCHES NOMINAL IN
TUNING CHARACTERISTIC	STRAIGHT LINE CAPACITY SINGLE SECTION
SHAFT LENGTH	0.375 INCHES NOMINAL SINGLE SHAFT IN
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY	1 SHAFT
TERMINAL TYPE AND QUANTITY	2 TAB, SOLDER LUG

OTHER ITEMS IN FSC 5910 — Capacitors

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5910-00-000-1038 5910-00-000-1049 5910-00-000-1080 5910-00-000-6838 5910-00-001-1913 5910-00-001-2576 5910-00-001-2577 5910-00-001-2578

SUBSTITUTES & CROSS-REFERENCES 1

B19554ISSUEAReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is ATM21L0CKING?

ATM21L0CKING is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).

What parts can replace ATM21L0CKING?

There is 1 known substitute for ATM21L0CKING: B19554ISSUEA. Substitute compatibility should be verified for your specific system.

What is the NSN for ATM21L0CKING?

ATM21L0CKING is cataloged in the U.S. Government catalog under NSN 5910-00-682-3828. This indicates validated use in U.S. government and defense supply chains.

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ATM21L0CKING — CAPACITOR,VARIABLE,AIR DIELECTRI

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